20347928715

素因数分解:

$3^1\times 5^1\times {\mathrm{4021}}^1\times {\mathrm{337361}}^1$

素因数の和:341390

約数の個数: 16

約数和(自身を含む): 32564879136

約数和(自身を除く): 12216950421

約数列:

[1, 3, 5, 15, 4021, 12063, 20105, 60315, 337361, 1012083, 1686805, 5060415, 1356528581, 4069585743, 6782642905, 20347928715]

約数ペア:

[(1, 20347928715), (3, 6782642905), (5, 4069585743), (15, 1356528581), (4021, 5060415), (12063, 1686805), (20105, 1012083), (60315, 337361)]